Results 131 to 140 of about 13,357 (238)

Cell-Free Massive MIMO

, 2019
[spa] Cell-free Massive MIMO es un sistema de comunicaciones móviles en que las Base Station (BS), también denominadas como Access Point (AP), se encuentran distribuidas sobre un área de cobertura e interconectadas mediante una red de fronthaul a una ...
Mejía Álvarez, Juliana Stefany
core  

Cell-Free Massive MIMO in Virtualized CRAN: How to Minimize the Total Network Power?

, 2022
Previous works on cell-free massive MIMO mostly consider physical-layer and fronthaul transport aspects. How to deploy cell-free massive MIMO functionality in a practical wireless system is an open problem.
Cicek Cavdar, Demir, Ozlem Tugfe,, Björnson, Emil,, Emil Bjornson, Cavdar, Cicek,, Ozlem Tugfe Demir, Masoudi, Meysam,, Meysam Masoudi   +7 more
core   +1 more source

Next-Generation Multiple Access With Cell-Free Massive MIMO [PDF]

Proceedings of the IEEE
To meet the unprecedented mobile traffic demands of future wireless networks, a paradigm shift from conventional cellular networks to distributed communication systems is imperative.
M. Mohammadi, Z. Mobini, Hien Quoc Ngo, M. Matthaiou   +3 more
semanticscholar   +1 more source

Joint User Association and Power Control for Cell-Free Massive MIMO [PDF]

IEEE Internet of Things Journal
This work proposes novel approaches that jointly design user equipment (UE) association and power control (PC) in a downlink user-centric CELL-FREE massive multiple-input–multiple-output (CFmMIMO) network, where each UE is only served by a set of access ...
Chongzheng Hao, Thanh Tung Vu, H. Ngo, Minh N.Dao, Xiaoyu Dang, Chenghua Wang, M. Matthaiou   +6 more
semanticscholar   +1 more source

Signal Processing Aspects of Cell-Free Massive MIMO

, 2018
The fifth generation of mobile communication systems (5G) promises unprecedented levels of connectivity and quality of service (QoS) to satisfy the incessant growth in the number of mobile smart devices and the huge increase in data demand.
Giovanni Interdonato, Interdonato, Giovanni   +1 more
core   +1 more source

Mitigation pilot contamination based on matching technique for uplink cell-free massive MIMO systems. [PDF]

Sci Rep, 2022
Al Ayidh A, Sambo Y, Imran MA.
europepmc   +1 more source

Over-The-Air Federated Learning Over Scalable Cell-free Massive MIMO

, 2023
Cell-free massive MIMO is emerging as a promising technology for future wireless communication systems, which is expected to offer uniform coverage and high spectral efficiency compared to classical cellular systems.
Sifaou, Houssem, Li, Geoffrey Ye
core  

Pilot interference mitigation for TDD cell-free massive MIMO systems

Dianxin kexue, 2022
To alleviate the pilot interference for cell-free massive multi-input multi-output (MIMO) system and improve system’s performance, a comprehensive approach including the pilot reuse, access point (AP) selection and power allocation was proposed.Firstly ...
Yue WANG, Fangmin XU, Haiyan CAO
doaj  

Satellite-Assisted Cell-Free Massive MIMO Systems with Multi-Group Multicast. [PDF]

Sensors (Basel), 2021
Li J, Chen L, Zhu P, Wang D, You X.
europepmc   +1 more source

Co-Existing/Cooperating Multicell Massive MIMO and Cell-Free Massive MIMO Deployments: Heuristic Designs and Performance Analysis

IEEE Open Journal of the Communications Society
Cell-free massive MIMO (CF-mMIMO) systems represent a deeply investigated evolution from the conventional multicell co-located massive MIMO (MC-mMIMO) network deployments.
Stefano Buzzi, Carmen D'Andrea, Li Wang, Ahmet Hasim Gokceoglu, Gunnar Peters   +4 more
doaj   +1 more source